Tire tread



FIG. 1 is a front elevational view of a tire tread showing my new design it being understood that the tread pattern is repeated uniformly throughout the circumference of the tire tread;

FIG. 2 is a perspective view thereof;

FIG. 3 is a side elevational view thereof on a reduced scale, it being understood that the opposite side is the same as that shown; and,

FIG. 4 is an enlarged fragmentary front view thereof.

The broken line showing of the tire sidewalls in the drawings is for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a tire tread, as shown and described. 